From 80a1054060006e9e6c3f87d8c0826b1f620789f1 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Sat, 6 Sep 2014 13:21:46 -0400
Subject: [PATCH] Search for subgames using $MINETEST_SUBGAME_PATH.

---
 src/subgame.cpp | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/subgame.cpp b/src/subgame.cpp
index f2465c9..24a4af5 100644
--- a/src/subgame.cpp
+++ b/src/subgame.cpp
@@ -66,6 +66,19 @@ SubgameSpec findSubgame(const std::string &id)
 	std::string share = porting::path_share;
 	std::string user = porting::path_user;
 	std::vector<GameFindPath> find_paths;
+
+        char *search_paths = getenv("MINETEST_SUBGAME_PATH");
+        char *search_path = strtok(search_paths, ":");
+
+        while(search_path != NULL) {
+                std::string path = std::string(search_path);
+                find_paths.push_back(GameFindPath(
+                                       path + DIR_DELIM + id, false));
+                find_paths.push_back(GameFindPath(
+                                       path + DIR_DELIM + id + "_game", false));
+                search_path = strtok(NULL, ":");
+        }
+
 	find_paths.push_back(GameFindPath(
 			user + DIR_DELIM + "games" + DIR_DELIM + id + "_game", true));
 	find_paths.push_back(GameFindPath(
@@ -129,6 +142,15 @@ std::set<std::string> getAvailableGameIds()
 	std::set<std::string> gamespaths;
 	gamespaths.insert(porting::path_share + DIR_DELIM + "games");
 	gamespaths.insert(porting::path_user + DIR_DELIM + "games");
+
+        char *search_paths = getenv("MINETEST_SUBGAME_PATH");
+        char *search_path = strtok(search_paths, ":");
+
+        while(search_path != NULL) {
+                gamespaths.insert(std::string(search_path));
+                search_path = strtok(NULL, ":");
+        }
+
 	for(std::set<std::string>::const_iterator i = gamespaths.begin();
 			i != gamespaths.end(); i++){
 		std::vector<fs::DirListNode> dirlist = fs::GetDirListing(*i);
-- 
2.1.0